Powerfield 1800 subwoofer mid 2000's

The Definitive Technology Powerfield 1800 is a vintage, high-performance 18-inch powered subwoofer, introduced around 1994, known for its massive 500-watt RMS internal amplifier and robust, "109 lb" design. It provides deep, powerful bass, featuring a frequency response as low as \(13\text{Hz}-125\text{Hz}\). Key Features and Specifications:Driver: 18-inch cast basket woofer with a polymer laminate cone.Amplifier: 500 watts RMS.Frequency Response: \(13\text{Hz}\) to \(125\text{Hz}\).Controls: Variable low pass (\(50-100\text{Hz}\)), Phase, and Gain.Dimensions: Approximately \(22"\text{H} \times 20"\text{W} \times 20"\text{D}\).Weight: ~109 lbs.Performance and Considerations:Sound Quality: The 18-inch driver provides high surface area for low distortion, capable of delivering thunderous, immersive bass.Condition: Being an older unit (1990s), used models may exhibit issues with foam surrounds or require amplifier servicing, though they are often described as having "excellent working condition".